APA (7 वां संस्करण) प्रशस्ति पत्र

Preuss, C., & Frémont, J. C. (1848). Map of Oregon and upper California from the surveys of John Charles Fremont and other authorities. The Senate.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Preuss, Charles, और John Charles Frémont. Map of Oregon and Upper California from the Surveys of John Charles Fremont and Other Authorities. Washington City: The Senate, 1848.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Preuss, Charles, और John Charles Frémont. Map of Oregon and Upper California from the Surveys of John Charles Fremont and Other Authorities. The Senate, 1848.

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